Home / 17,268.39-25,897.59-10,939.05

Finding the Fourth Proportional to 17,268.39, 25,897.59 and 10,939.05

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Solution

The fourth proportional to 17,268.39, 25,897.59 and 10,939.05 is: 16,405.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,268.39 : 25,897.59 = 10,939.05 : x
  2. Step 2: Convert to fraction form
    17,268.39/25,897.59 = 10,939.05/x
  3. Step 3: Cross multiply
    17,268.39x = 25,897.59 × 10,939.05
  4. Step 4: Simplify right side
    17,268.39x = 283,295,031.89
  5. Step 5: Solve for x
    x = 283,295,031.89/17,268.39
  6. Step 6: Final answer
    x = 16,405.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.